Exhibit 4 for SR-CFE[removed]

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Date: 2011-03-31 16:25:22 Futures contract Options Clearing Corporation Chicago Board Options Exchange Futures exchanges Spread trade OneChicago LLC NASDAQ futures Financial economics Financial system Finance		Exhibit 4 for SR-CFE[removed] Add to Reading List Source URL: www.sec.gov Download Document from Source Website File Size: 34,04 KB Share Document on Facebook

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